Inventor
REIFFENRATH VOLKER
DE216 patents
⚠️ This page may combine multiple inventors who share the name “REIFFENRATH VOLKER”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MERCK PATENT GMBH
47 patentsUS5211878AMay 18, 1993
Difluorobenzonitrile derivatives
MERCK PATENT GMBH200 citations99
US6203724B1Mar 20, 2001
Crosslinked cyclohexane derivatives, and liquid-crystalline medium
MERCK PATENT GMBH103 citations98
US6444278B1Sep 3, 2002
2,6-di-tert-butylphenols
MERCK PATENT GMBH57 citations96
US5384065AJan 24, 1995
Matrix liquid-crystal display
MERCK PATENT GMBH67 citations96
US4820839AApr 11, 1989
Nitrogen-containing heterocyclic esters
MERCK PATENT GMBH50 citations96
US6066268AMay 23, 2000
Liquid-crystalline medium
MERCK PATENT GMBH76 citations94
US6793983B1Sep 21, 2004
Liquid crystal medium
MERCK PATENT GMBH19 citations93
US6669998B2Dec 30, 2003
Liquid-crystalline medium
MERCK PATENT GMBH16 citations93
US6596350B2Jul 22, 2003
Liquid-crystalline medium
MERCK PATENT GMBH26 citations93
US6569505B2May 27, 2003
Liquid crystal compounds, liquid crystal medium and liquid crystal display
MERCK PATENT GMBH21 citations93
US6565933B2May 20, 2003
Liquid-crystalline medium
MERCK PATENT GMBH17 citations93
US5932138AAug 3, 1999
Benzene derivatives, and liquid-crystalline medium
MERCK PATENT GMBH19 citations93
US5718840AFeb 17, 1998
Benzene derivatives, and liquid-crystalline medium
MERCK PATENT GMBH22 citations93
US5641429AJun 24, 1997
Fluorobenzene derivatives and liquid-crystalline medium
MERCK PATENT GMBH23 citations93
US5626793AMay 6, 1997
Liquid-crystalline compounds
MERCK PATENT GMBH33 citations93
US5578241ANov 26, 1996
Liquid crystal display
MERCK PATENT GMBH42 citations93
US5536442AJul 16, 1996
Fluorinated liquid crystal compounds and liquid crystal medium containing same
MERCK PATENT GMBH29 citations93
US5494606AFeb 27, 1996
1,3-dioxane derivatives, and liquid-crystalline medium
MERCK PATENT GMBH19 citations93
US5487845AJan 30, 1996
Fluorobenzene derivatives and liquid-crystalline medium
MERCK PATENT GMBH33 citations93
US5403512AApr 4, 1995
Vinyl compounds, and a liquid-crystalline medium
MERCK PATENT GMBH35 citations93
US5328642AJul 12, 1994
Liquid-crystalline medium
MERCK PATENT GMBH20 citations93
US5308542AMay 3, 1994
4,4'-disubstituted 2',3-difluorobisphenyls and a liquid-crystalline medium
MERCK PATENT GMBH25 citations93
US5279764AJan 18, 1994
Dihalogenobenzene derivatives
MERCK PATENT GMBH34 citations93
US5273680ADec 28, 1993
Fluorinated oligophenyls and their use in liquid crystal materials
MERCK PATENT GMBH43 citations93
US5236620AAug 17, 1993
2,3-difluorobenzene derivatives
MERCK PATENT GMBH28 citations93
US5178790AJan 12, 1993
Supertwist liquid crystal display
MERCK PATENT GMBH25 citations93
US5087764AFeb 11, 1992
Process for the preparation of 2,3-difluorobenzenes
MERCK PATENT GMBH28 citations93
US5068053ANov 26, 1991
Ethyne derivatives as a component of liquid crystal phases
MERCK PATENT GMBH23 citations93
US5055223AOct 8, 1991
Aryl-sulfur pentafluorides
MERCK PATENT GMBH35 citations93
US4925590AMay 15, 1990
Derivatives of 4-cyano-2,3-difluorophenol
MERCK PATENT GMBH30 citations93
US4871472AOct 3, 1989
Esters in ferroelectric mixtures
MERCK PATENT GMBH24 citations93
US7390538B2Jun 24, 2008
Liquid-crystal medium containing monofluoroterphenyl compounds
MERCK PATENT GMBH33 citations92
US6827990B2Dec 7, 2004
Liquid-crystalline medium
MERCK PATENT GMBH22 citations92
US6740369B2May 25, 2004
Liquid-crystalline medium
MERCK PATENT GMBH32 citations92
US6146720ANov 14, 2000
Electro-optical liquid-crystal display
MERCK PATENT GMBH24 citations92
US6045878AApr 4, 2000
Electro-optical liquid-crystal display
MERCK PATENT GMBH21 citations92
US6027665AFeb 22, 2000
Electro-optical liquid-crystal display
MERCK PATENT GMBH26 citations92
US5993691ANov 30, 1999
Electro-optical liquid crystal display
MERCK PATENT GMBH30 citations92
US5976407ANov 2, 1999
Electro-optical liquid-crystal display
MERCK PATENT GMBH27 citations92
US5958290ASep 28, 1999
Electrooptical liquid crystal system
MERCK PATENT GMBH32 citations92
US5344587ASep 6, 1994
Electrooptical liquid-crystal system
MERCK PATENT GMBH27 citations92
US5286411AFeb 15, 1994
Liquid-crystalline medium
MERCK PATENT GMBH29 citations92
US5198149AMar 30, 1993
Smectic liquid-crystal medium
MERCK PATENT GMBH32 citations92
US5714087AFeb 3, 1998
Supertwist liquid-crystal display
MERCK PATENT GMBH34 citations91
US6017469AJan 25, 2000
Supertwist liquid-crystal display
MERCK PATENT GMBH31 citations89
US10711197B2Jul 14, 2020
Liquid-crystalline medium and high-frequency components comprising same
MERCK PATENT GMBH12 citations86
US10017695B2Jul 10, 2018
Fluorinated dibenzofuran and dibenzothiophene derivatives
MERCK PATENT GMBH13 citations84
KLASEN-MEMMER MELANIE
1 patentBESCRANKTER HAFTUNG
1 patentMERCK KGAA
1 patentShowing the top 50 of 216 patents by PatentIndex Score.